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Home >> Hyundai >> 2004 >> Sonata Base, 2.4 S, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel System - 2.4L -- Sonata >> Fuel Delivery System >> Fuel Tank >> Inspection >> Notes

Fuel Tank: Inspection: Notes

  1. Check the hoses and the pipes for cracks or damage.
  2. Check the fuel tank cap for proper operation.
  3. Check the fuel tank for deformation, corrosion or cracking.
  4. Check the fuel tank inside for dirt or contamination.
  5. Check the in-tank fuel filter for damage or restriction.
  6. Test the two-way valve for proper operation.
  7. Using a vacuum hand pump, check the operation of the two-way valve.
    Fig 1: Two-Way Valve Operation Table
    G00753933Courtesy of HYUNDAI MOTOR CO.
    Fig 2: Checking Two-Way Valve
    G00753934Courtesy of HYUNDAI MOTOR CO.
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